Subject: Inorganic Chemistry · Chapter: Lanthanides and Actinides · Topic: Lanthanides & Actinides – General · Exam: CSIR-NET 2020 · Marks: 2 · Difficulty: Medium
| Column A | Column B |
|---|---|
| (a) $\mathrm{f}\nrightarrow\mathrm{f}$ transition | (i) $\mathrm{Tb^{3+}}$ |
| (b) ${}^{5}\mathrm{D}_{0}\rightarrow{}^{7}\mathrm{F}_{n}$ emission | (ii) $\mathrm{Lu^{3+}}$ |
| (c) ${}^{5}\mathrm{D}_{4}\rightarrow{}^{7}\mathrm{F}_{n}$ emission | (iii) $\mathrm{Sm^{3+}}$ |
| (d) Overlapping $J$ levels | (iv) $\mathrm{Eu^{3+}}$ |
Nothing is invented here, so this question has no answer on record.